MG945 Servo Motor

The MG945 Servo Motor is a high-torque, standard-size servo motor widely used in robotics, hobby projects, and various mechanical applications. It’s part of the MG series, which is well-known for providing good performance at an affordable price. Here’s a detailed breakdown of the MG945 servo motor:

Key Features of the MG945 Servo Motor:

1. Torque:

• The MG945 is a high-torque servo, providing a stall torque of 9 kg·cm (approximately 125 oz·in) at 4.8V and 11 kg·cm (approximately 150 oz·in) at 6V.
• This makes it suitable for applications requiring more power, such as controlling larger load movements in robots, RC vehicles, or robotic arms.

1. Motor Type:

• It is a metal gear servo, which means it uses metal gears inside for better durability and strength compared to plastic gears, making it more resistant to wear and tear.
• The "MG" in the model name stands for Metal Gear.

1. Operating Voltage:

• The MG945 typically operates at 4.8V to 6V. Some servos may work slightly outside of this range, but it's best to use it within the recommended range for optimal performance and longevity.

1. Rotation:

• It has an approximate 180° rotation (90° in each direction from the center position), which is typical for most standard servos. Some servos may have a full 360° rotation, but this one is usually limited to a back-and-forth motion.

1. Speed:

• The speed of the MG945 is around 0.2 seconds per 60° at 4.8V and 0.16 seconds per 60° at 6V. This makes it suitable for relatively fast movement, though it’s not as quick as some other high-performance servos.

1. Size and Weight:

• The MG945 is a standard-sized servo motor. Its dimensions are typically around 40.7 x 19.7 x 42.9 mm, and it weighs around 55 grams.

1. Gear Ratio:

• The servo is designed with a metal gear train, which offers better load-handling capabilities and more precision compared to plastic gears, especially when under high torque.

Common Applications:

The MG945 is typically used in scenarios where moderate to high torque is needed. Some common applications include:

1. Robotics:

• This servo is frequently used in robotic arms, wheels, or legs, where more torque is required to move parts of the robot.

1. RC Vehicles:

• It is often used in remote-controlled cars, airplanes, and boats, where precise control of steering or throttle is necessary.

1. Automated Projects:

• DIY enthusiasts often use the MG945 in automation systems, like pan-and-tilt cameras, servo-driven gates, or any system requiring a reliable and powerful rotational mechanism.

1. Control Systems:

• It’s also useful in educational and experimental setups where precise angular positioning is required.

1. Mechanical Systems:

• It can be used for controlling the movement of mechanical parts in machinery, such as in CNC machines or automated manufacturing equipment, where precision and torque are important.

Pros of the MG945 Servo Motor:

• High Torque: The MG945 is a good choice for high-load applications, offering up to 11 kg·cm of torque.
• Durable: The metal gear construction makes it more robust and reliable than servos with plastic gears.
• Affordability: Despite offering high torque and metal gears, the MG945 is reasonably priced, making it a good choice for hobbyists and robotics enthusiasts.
• Precision: It offers precise control for applications requiring accurate positioning.

Brand:- Generic

Origin:- China